Win32:Agent-AUDV [Trj]

What is Win32:Agent-AUDV [Trj] infection?

In this post you will certainly locate regarding the definition of Win32:Agent-AUDV [Trj] and its negative impact on your computer. Such ransomware are a kind of malware that is elaborated by on the internet frauds to require paying the ransom money by a victim.

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In the majority of the situations, Win32:Agent-AUDV [Trj] ransomware will certainly advise its sufferers to initiate funds transfer for the objective of neutralizing the amendments that the Trojan infection has actually presented to the victim’s tool.

Win32:Agent-AUDV [Trj] Summary

These adjustments can be as complies with:

  • Executable code extraction. Cybercriminals often use binary packers to hinder the malicious code from reverse-engineered by malware analysts. A packer is a tool that compresses, encrypts, and modifies a malicious file’s format. Sometimes packers can be used for legitimate ends, for example, to protect a program against cracking or copying.
  • Injection (inter-process);
  • Injection with CreateRemoteThread in a remote process;
  • Mimics the system’s user agent string for its own requests;
  • Creates RWX memory. There is a security trick with memory regions that allows an attacker to fill a buffer with a shellcode and then execute it. Filling a buffer with shellcode isn’t a big deal, it’s just data. The problem arises when the attacker is able to control the instruction pointer (EIP), usually by corrupting a function’s stack frame using a stack-based buffer overflow, and then changing the flow of execution by assigning this pointer to the address of the shellcode.
  • Drops a binary and executes it. Trojan-Downloader installs itself to the system and waits until an Internet connection becomes available to connect to a remote server or website in order to download additional malware onto the infected computer.
  • Unconventionial binary language: Polish;
  • Unconventionial language used in binary resources: Polish;
  • Uses Windows utilities for basic functionality;
  • Attempts to delete volume shadow copies;
  • Attempts to stop active services;
  • Modifies boot configuration settings;
  • Behavior consistent with a dropper attempting to download the next stage.;
  • Installs itself for autorun at Windows startup. There is simple tactic using the Windows startup folder located at:
    C:\Users\[user-name]\AppData\Roaming\Microsoft\Windows\StartMenu\Programs\Startup. Shortcut links (.lnk extension) placed in this folder will cause Windows to launch the application each time [user-name] logs into Windows.

    The registry run keys perform the same action, and can be located in different locations:

    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
  • Creates a hidden or system file. The malware adds the hidden attribute to every file and folder on your system, so it appears as if everything has been deleted from your hard drive.
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Creates a copy of itself;
  • Attempts to disable System Restore. System Restore function – allows you to revert the computer’s state (system files, applications, and system settings) to that of a previous point in time, which can be used to recover after a virus attack.
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the files located on the sufferer’s hard drive — so the target can no longer utilize the information;
  • Preventing routine access to the target’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.

Win32:Agent-AUDV [Trj]

The most typical networks where Win32:Agent-AUDV [Trj] are injected are:

  • By methods of phishing emails;
  • As a consequence of customer winding up on a resource that hosts a harmful software program;

As soon as the Trojan is effectively injected, it will certainly either cipher the information on the target’s PC or protect against the device from operating in a proper manner – while likewise placing a ransom note that points out the need for the targets to effect the payment for the function of decrypting the papers or bring back the data system back to the initial condition. In most instances, the ransom money note will turn up when the client restarts the COMPUTER after the system has currently been damaged.

Win32:Agent-AUDV [Trj] distribution networks.

In various edges of the globe, Win32:Agent-AUDV [Trj] grows by jumps as well as bounds. Nevertheless, the ransom money notes as well as tricks of extorting the ransom money quantity may differ depending on specific regional (regional) settings. The ransom money notes and methods of obtaining the ransom money quantity might differ depending on particular local (regional) setups.

Ransomware injection

For example:

    Faulty alerts about unlicensed software.

    In certain locations, the Trojans usually wrongfully report having actually spotted some unlicensed applications enabled on the target’s device. The sharp then requires the customer to pay the ransom.

    Faulty statements concerning illegal content.

    In countries where software program piracy is less popular, this method is not as efficient for the cyber frauds. Conversely, the Win32:Agent-AUDV [Trj] popup alert may falsely declare to be deriving from a police organization as well as will report having situated youngster pornography or various other unlawful information on the gadget.

    Win32:Agent-AUDV [Trj] popup alert might incorrectly declare to be acquiring from a law enforcement institution and also will certainly report having situated child pornography or various other prohibited information on the tool. The alert will in a similar way include a demand for the user to pay the ransom money.

Technical details

File Info:

crc32: 761192F3
md5: 7c2943a27fa8a7eb008f23a012e2417a
name: 7C2943A27FA8A7EB008F23A012E2417A.mlw
sha1: 5a13018bdd5578367841091d7d438dd825cb76c5
sha256: d5bccc9160adad0a89c05396837144e542f975c72a39cf94be27e5393a7101bf
sha512: d8293cdf5a2c293b4be3b84596fa5144becb536c746024e9073f01afc37c27b8d4ec5bc4057fa85c7ad4fea3a2a21d17377b3247666c1fc9c29bf1ba20fea0d8
ssdeep: 1536:CpRZDY5HmunFKtcDrNoLiD3Fvvow149Tlj5CjEhBQ79aXNJ8PcO1zcA7GCBjv4B:qvY53r9DFHN149d5CgBQJadJXOh7j0E
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Free license 2010
InternalName: schnoz
FileVersion: 1, 1, 2, 4
CompanyName: schnoz
LegalTrademarks:
ProductName: Application of schnoz
ProductVersion: 1, 1, 1, 20
FileDescription: Application of schnoz
OriginalFilename: schnoz.exe
Translation: 0x0415 0x04b0

Win32:Agent-AUDV [Trj] also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 00498ab51 )
Elastic malicious (high confidence)
DrWeb Trojan.Encoder.514
Cynet Malicious (score: 100)
CAT-QuickHeal Ransom.Crowti.A4
ALYac Trojan.GenericKD.1808440
Cylance Unsafe
Zillya Trojan.Blocker.Win32.21090
Sangfor Suspicious.Win32.Save.a
CrowdStrike win/malicious_confidence_90% (W)
Alibaba Ransom:Win32/Crowti.bd3437ef
K7GW Trojan ( 00498ab51 )
Cybereason malicious.27fa8a
Baidu Win32.Trojan-Downloader.Waski.a
Cyren W32/Trojan.PFXP-0456
ESET-NOD32 Win32/Filecoder.CryptoWall.A
Zoner Trojan.Win32.27593
APEX Malicious
TotalDefense Win32/Tnega.TYEDBbB
Avast Win32:Agent-AUDV [Trj]
Kaspersky Trojan.Win32.Agent.iduj
BitDefender Trojan.GenericKD.1808440
NANO-Antivirus Trojan.Win32.Blocker.efguoi
MicroWorld-eScan Trojan.GenericKD.1808440
Tencent Win32.Trojan.Inject.Auto
Ad-Aware Trojan.GenericKD.1808440
Sophos ML/PE-A + Mal/Zbot-QL
Comodo Malware@#3g8mjh9q8e8wl
BitDefenderTheta Gen:NN.ZexaF.34628.jq0@aiS59kdG
VIPRE Win32.Malware!Drop
TrendMicro TROJ_RANSOM.YMJD
McAfee-GW-Edition Generic.vd
FireEye Generic.mg.7c2943a27fa8a7eb
Emsisoft Trojan.GenericKD.1808440 (B)
SentinelOne Static AI – Suspicious PE
Jiangmin Trojan/Blocker.jwr
Webroot W32.Malware.Gen
Avira TR/Rogue.152064.5
eGambit Generic.Malware
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Ransom:Win32/Crowti.A
Arcabit Trojan.Generic.D1B9838
AegisLab Trojan.Win32.Agent.4!c
GData Win32.Trojan.Agent.PEWTSZ
TACHYON Trojan/W32.Blocker.152064.P
AhnLab-V3 Trojan/Win32.Filecoder.R116732
McAfee Generic.vd
MAX malware (ai score=100)
VBA32 Hoax.Blocker
Panda Trj/Chgt.D
TrendMicro-HouseCall TROJ_RANSOM.YMJD
Rising Trojan.Spy.Win32.Crowti.b (CLOUD)
Yandex Trojan.Blocker!Gpmy1CfmlGE
Ikarus Trojan-Ransom.Blocker
Fortinet W32/Kryptik.CMRA!tr
AVG Win32:Agent-AUDV [Trj]
Qihoo-360 Win32/Trojan.Ransom.393

How to remove Win32:Agent-AUDV [Trj] virus?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft2.

Download GridinSoft Anti-Malware.

You can download GridinSoft Anti-Malware by clicking the button below:

Run the setup file.

When setup file has finished downloading, double-click on the setup-antimalware-fix.exe file to install GridinSoft Anti-Malware on your system.

Run Setup.exe

An User Account Control asking you about to allow GridinSoft Anti-Malware to make changes to your device. So, you should click “Yes” to continue with the installation.

GridinSoft Anti-Malware Setup

Press “Install” button.

GridinSoft Anti-Malware Install

Once installed, Anti-Malware will automatically run.

GridinSoft Anti-Malware Splash-Screen

Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware will automatically start scanning your system for Win32:Agent-AUDV [Trj] files and other malicious programs. This process can take a 20-30 minutes, so I suggest you periodically check on the status of the scan process.

GridinSoft Anti-Malware Scanning

Click on “Clean Now”.

When the scan has finished, you will see the list of infections that GridinSoft Anti-Malware has detected. To remove them click on the “Clean Now” button in right corner.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

GridinSoft Anti-Malware will scan and clean your PC for free in the trial period. The free version offer real-time protection for first 2 days. If you want to be fully protected at all times – I can recommended you to purchase a full version:

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If the guide doesn’t help you to remove Win32:Agent-AUDV [Trj] you can always ask me in the comments for getting help.

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References

  1. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
  2. More information about GridinSoft products: https://gridinsoft.com/products/

About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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